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Cheap flights from Houston to New York from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to New York departing on 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:51 am - 1:38 am
IAH
-
ISP
12h 47m
1 stop
Frontier Logo
8:36 pm - 7:02 am
ISP
-
IAH
11h 26m
1 stop
$215Frontier
Sun, Apr 5 - Thu, Apr 9
Frontier Logo
6:57 pm - 9:13 am
IAH
-
ISP
13h 16m
1 stop
Frontier Logo
11:00 am - 6:49 pm
ISP
-
IAH
8h 49m
1 stop
$232Frontier
Sat, May 2 - Sat, May 9
Frontier Logo
12:46 pm - 7:59 pm
IAH
-
ISP
6h 13m
1 stop
Frontier Logo
7:59 pm - 7:02 am
ISP
-
IAH
12h 03m
1 stop
$325Frontier
Wed, Apr 1 - Sun, Apr 5
Frontier Logo
9:05 pm - 10:30 am
IAH
-
ISP
12h 25m
1 stop
Frontier Logo
10:23 am - 8:40 pm
ISP
-
IAH
11h 17m
1 stop
$345Frontier
Fri, Apr 3 - Mon, Apr 6
Frontier Logo
8:02 am - 5:55 pm
IAH
-
ISP
8h 53m
1 stop
Frontier Logo
10:23 am - 8:40 pm
ISP
-
IAH
11h 17m
1 stop
$355Frontier
Fri, Apr 3 - Mon, Apr 6
Multiple Airlines Logo
7:04 pm - 4:47 pm
IAH
-
ISP
20h 43m
2 stops
Multiple Airlines Logo
2:28 pm - 12:12 pm
ISP
-
IAH
22h 44m
1 stop
$410Multiple Airlines
Mon, Jul 27 - Mon, Aug 3
Southwest Logo
2:55 pm - 10:40 pm
HOU
-
ISP
6h 45m
1 stop
Southwest Logo
5:50 pm - 11:10 pm
ISP
-
HOU
6h 20m
1 stop
$475Southwest
Tue, Mar 31 - Sat, Apr 4
Southwest Logo
2:30 pm - 10:50 pm
HOU
-
ISP
7h 20m
2 stops
Southwest Logo
5:50 pm - 11:10 pm
ISP
-
HOU
6h 20m
1 stop
$480Southwest
Tue, Mar 31 - Sat, Apr 4
Southwest Logo
1:30 pm - 10:40 pm
HOU
-
ISP
8h 10m
2 stops
Southwest Logo
4:05 pm - 8:55 pm
ISP
-
HOU
5h 50m
1 stop
$491Southwest
Fri, Apr 3 - Tue, Apr 7
Southwest Logo
7:20 am - 4:30 pm
HOU
-
ISP
8h 10m
1 stop
Southwest Logo
5:15 pm - 12:15 am
ISP
-
HOU
8h 00m
1 stop
$506Southwest
Thu, Apr 2 - Mon, Apr 6

Southwest flights from Houston to Islip, New York

Our best Southwest deals on Houston to Islip, New York flight tickets
Southwest
Mar 31
HOU2:55 pmHouston Hobby
6h 45m
1 stop
ISP10:40 pmIslip Long Island
Apr 4
ISP5:50 pmIslip Long Island
6h 20m
1 stop
HOU11:10 pmHouston Hobby
$475
Southwest
Mar 31
HOU2:30 pmHouston Hobby
7h 20m
2 stops
ISP10:50 pmIslip Long Island
Apr 4
ISP5:50 pmIslip Long Island
6h 20m
1 stop
HOU11:10 pmHouston Hobby
$480
Southwest
Apr 3
HOU1:30 pmHouston Hobby
8h 10m
2 stops
ISP10:40 pmIslip Long Island
Apr 7
ISP4:05 pmIslip Long Island
5h 50m
1 stop
HOU8:55 pmHouston Hobby
$491

Frontier flights from Houston to Islip, New York

Our best Frontier deals on Houston to Islip, New York flight tickets
Frontier
Apr 5
IAH11:51 amHouston George Bush Intcntl
12h 47m
1 stop
ISP1:38 amIslip Long Island
Apr 9
ISP5:30 amIslip Long Island
6h 49m
1 stop
IAH11:19 amHouston George Bush Intcntl
$215
Frontier
May 2
IAH6:57 pmHouston George Bush Intcntl
13h 16m
1 stop
ISP9:13 amIslip Long Island
May 9
ISP11:00 amIslip Long Island
8h 49m
1 stop
IAH6:49 pmHouston George Bush Intcntl
$232
Frontier
Apr 1
IAH12:46 pmHouston George Bush Intcntl
6h 13m
1 stop
ISP7:59 pmIslip Long Island
Apr 5
ISP7:59 pmIslip Long Island
12h 03m
1 stop
IAH7:02 amHouston George Bush Intcntl
$325

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 21, 2026.
Use the filters below to find and compare flights from Houston to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sun 4/5

11:51 am-1:38 am

1 stop12h 47m

Islip Long Island

Thu 4/9

8:36 pm-7:02 am

1 stop11h 26m

$215

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sat 5/2

6:57 pm-9:13 am

1 stop13h 16m

Islip Long Island

Sat 5/9

11:00 am-6:49 pm

1 stop8h 49m

$232

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Wed 4/1

12:46 pm-7:59 pm

1 stop6h 13m

Islip Long Island

Sun 4/5

7:59 pm-7:02 am

1 stop12h 03m

$325

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 4/3

9:05 pm-10:30 am

1 stop12h 25m

Islip Long Island

Mon 4/6

10:23 am-8:40 pm

1 stop11h 17m

$345

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Fri 4/3

8:02 am-5:55 pm

1 stop8h 53m

Islip Long Island

Mon 4/6

10:23 am-8:40 pm

1 stop11h 17m

$355

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Mon 7/27

7:04 pm-4:47 pm

2 stops20h 43m

Islip Long Island

Mon 8/3

2:28 pm-12:12 pm

1 stop22h 44m

$410
Quickest round-trip

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Tue 3/31

2:55 pm-10:40 pm

1 stop6h 45m

Islip Long Island

Sat 4/4

5:50 pm-11:10 pm

1 stop6h 20m

$475

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Tue 3/31

2:30 pm-10:50 pm

2 stops7h 20m

Islip Long Island

Sat 4/4

5:50 pm-11:10 pm

1 stop6h 20m

$480

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Fri 4/3

1:30 pm-10:40 pm

2 stops8h 10m

Islip Long Island

Tue 4/7

4:05 pm-8:55 pm

1 stop5h 50m

$491

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 4/2

7:20 am-4:30 pm

1 stop8h 10m

Islip Long Island

Mon 4/6

5:15 pm-12:15 am

1 stop8h 00m

$506

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Houston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Houston to Islip Long Island?

Frontier and Southwest are the most popular carriers operating from Houston to Islip Long Island

What airlines fly to Islip, New York?

United Airlines, Spirit Airlines and Delta are the top three most popular airlines that fly to Islip, New York from Houston according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

Cheap Houston to Islip, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Islip, New York

Fastest flight time

11h 44m

Direct flights

None
The fastest flight from Houston to Islip, New York takes 11h 44m
There are no direct flights from Houston to Islip, New York. There are no popular flight routes from Houston to Islip, New York.
Search flight deals

  • How far is Houston to Islip Long Island by plane?

    Islip Long Island is 1454.8 mi away from Houston. In terms of flight time, this usually takes a little over 11h 44m.

  • When did momondo last update prices for flights from Houston to Islip Long Island Airport?

    Prices for flights from Houston to Islip Long Island Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Islip Long Island Airport?

  • How old do you have to be to fly from Houston to Islip Long Island Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Islip, New York

Compare and see reviews for airlines that fly from Houston to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $278Free CancellationRating
8.0
4,325 reviews
Search Southwest flights

Traveling to a place near New York?

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Islip?

Finding the right flight to Islip from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Houston to Islip with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Islip from Houston with this policy.

How can momondo help me find flights from Houston to Islip?

momondo helps you find the best flight between Houston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Islip, New York trip

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